Can I please have help on the following problem?

Analyze the following set of data in the table below. The target is 66 and the customer requirements are 60 and 72 respectively. A Defect costs $5 to rework. The process is in control. Sample Average Range 4/5 67 62 69 65 62 61 68 64.9 4/6 65 68 68 67 68 63 66 66.4 4/7 65 67 66 66 69 65 66 56.3 4/8 65 66 67 67 66 66 63 65.7 4/9 65 68 68 66 63 66 64 65.7 4M10 67 66 69 65 65 67 65 66.3 4/11 66 66 67 67 66 67 66 66.4 4/12 67 67 66 64 64 67 66 65. 4/13 67 65 67 65 66 66 63 65.6 4/14 66 66 70 65 66 64 66 66.1 4/15 69 65 64 67 68 62 65 65.7 4/16 68 61 68 69 62 68 68 66.3 4/17 66 62 66 71 65 64 67 65.9 4/18 64 66 66 68 66 65 68 66.1 4/19 67 69 63 67 65 62 65 65.4 4/20 64 66 64 68 66 66 67 65.9 4/21 67 68 65 65 65 67 66 66.1 4/22 66 68 66 66 68 63 67 66.3 4/23 65 65 66 70 67 64 66 66.1 4/24 66 68 63 66 67 65 65 65.7 4/25 67 65 66 64 67 64 67 65.7 4/26 66 68 65 67 64 70 64 66.3 4/27 63 66 68 63 68 64 65 65.3 4/28 66 65 68 69 68 66 65 66.7 4/29 68 66 67 67 69 66 67 67.1 Avg = 66.00 4.92 False OO True